Patten /core boxes for TR500 Cylinder heads l/r excate copy of works heads even part #'s make mony shipping heads oversea's I only sold one set in australia they other 9 went to Japan. Rollers well made Unfinished projects . Flow bench Rolling road Dyno, main frame and rolling drum also have strain gauge. Allan 0354681088 Int.+61354681088 or e-mail